The writer uses again the form of a father teaching his child using poetry. (See: [[rc://en/ta/man/translate/figs-parallelism]])

## do not forget my commands ##

remember my commands (See: [[rc://en/ta/man/translate/figs-litotes]])

## length of days and years of life, and peace they will add to you ##

AT: "they will give you a long, peaceful life."